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# $OpenBSD: cipher-speed.sh,v 1.9 2013/05/17 04:29:14 dtucker Exp $
# Placed in the Public Domain.
tid="cipher speed"
getbytes ()
{
sed -n -e '/transferred/s/.*secs (\(.* bytes.sec\).*/\1/p' \
-e '/copied/s/.*s, \(.* MB.s\).*/\1/p'
}
tries="1 2"
ciphers="aes128-cbc 3des-cbc blowfish-cbc cast128-cbc
arcfour128 arcfour256 arcfour
aes192-cbc aes256-cbc rijndael-cbc@lysator.liu.se
aes128-ctr aes192-ctr aes256-ctr"
config_defined OPENSSL_HAVE_EVPGCM && \
ciphers="$ciphers aes128-gcm@openssh.com aes256-gcm@openssh.com"
macs="hmac-sha1 hmac-md5 umac-64@openssh.com umac-128@openssh.com
hmac-sha1-96 hmac-md5-96"
config_defined HAVE_EVP_SHA256 && \
macs="$macs hmac-sha2-256 hmac-sha2-512"
for c in $ciphers; do n=0; for m in $macs; do
trace "proto 2 cipher $c mac $m"
for x in $tries; do
printf "%-60s" "$c/$m:"
( ${SSH} -o 'compression no' \
-F $OBJ/ssh_proxy -2 -m $m -c $c somehost \
exec sh -c \'"dd of=/dev/null obs=32k"\' \
< ${DATA} ) 2>&1 | getbytes
if [ $? -ne 0 ]; then
fail "ssh -2 failed with mac $m cipher $c"
fi
done
# No point trying all MACs for GCM since they are ignored.
case $c in
aes*-gcm@openssh.com) test $n -gt 0 && break;;
esac
n=`expr $n + 1`
done; done
ciphers="3des blowfish"
for c in $ciphers; do
trace "proto 1 cipher $c"
for x in $tries; do
printf "%-60s" "$c:"
( ${SSH} -o 'compression no' \
-F $OBJ/ssh_proxy -1 -c $c somehost \
exec sh -c \'"dd of=/dev/null obs=32k"\' \
< ${DATA} ) 2>&1 | getbytes
if [ $? -ne 0 ]; then
fail "ssh -1 failed with cipher $c"
fi
done
done
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